<?php
/**
 * SiteController class.
 * SiteController is the controller for business portal.
 * 
 * It used for all functions of login, language, singup in beta version phase (after 2012.09.01).
 * 
 * Yawii Business 版权所有 @ 2012.
 */
class SiteController extends Controller
{
	/**
	 * @return array action filters
	 */
	public function filters() {
		return array(
			'accessControl', // perform access control for CRUD operations
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules() {
		return array(
			array('allow',  // allow all users to perform 'index', 'signup' and 'login' actions
				'actions'=>array('signup', 'login'),
				'users'=>array('*'),
			),
			array('allow', // allow authenticated user to perform 'logout' and 'index' action
				'actions'=>array('logout', 'index'),
				'users'=>array('@'),
			),
			array('deny',  // deny all users
				'actions'=>array('logout', 'index'),
				'users'=>array('*'),
			),
		);
	}
	
	/**
	 * Declares class-based actions.
	 */
	public function actions()
	{
		return array(
			// captcha action renders the CAPTCHA image displayed on the contact page
			'captcha'=>array(
				'class'=>'CCaptchaAction',
				'backColor'=>0xFFFFFF,
			),
			// page action renders "static" pages stored under 'protected/views/site/pages'
			// They can be accessed via: index.php?r=site/page&view=FileName
			'page'=>array(
				'class'=>'CViewAction',
			),
		);
	}

	/**
	 * This is the default 'index' action that is invoked
	 * when an action is not explicitly requested by users.
	 */
	public function actionIndex()
	{
		// renders the view file 'protected/views/site/index.php'
		// using the default layout 'protected/views/layouts/main.php'
		$this->render('index');
	}

	/**
	 * This is the action to handle external exceptions.
	 */
	public function actionError()
	{
	    if($error=Yii::app()->errorHandler->error)
	    {
	    	if(Yii::app()->request->isAjaxRequest)
	    		echo $error['message'];
	    	else
	        	$this->render('error', $error);
	    }
	}

	/**
	 * Displays the contact page
	 */
	public function actionContact()
	{
		$model = new ContactForm;
		if(isset($_POST['ContactForm']))
		{
			$model->attributes=$_POST['ContactForm'];
			if($model->validate())
			{
				$headers="From: {$model->email}\r\nReply-To: {$model->email}";
				mail(Yii::app()->params['adminEmail'],$model->subject,$model->body,$headers);
				Yii::app()->user->setFlash('contact','Thank you for contacting us. We will respond to you as soon as possible.');
				$this->refresh();
			}
		}
		$this->render('contact',array('model'=>$model));
	}
	
	/**
	 * Sign Up page
	 */
	public function actionSignUp() {
		$model = new LoginForm('register');
		
		// if it is ajax validation request
		if (isset($_POST['ajax']) && $_POST['ajax'] === 'signup-form') {
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}

		// collect user input data
		if (isset($_POST['LoginForm'])) {
			$model->attributes = $_POST['LoginForm'];
			// validate user input and redirect to the previous page if valid
			if ($model->validate() && $model->signup()) {
				Yii::app()->user->setFlash('signed',
					'Your account has been created successfully!<br /><br />
					<a href="'.Yii::app()->createUrl('/site/login').'">Do you want to login now?</a>');
				$this->refresh();
			}
		}
		
		// display the signup form
		$this->render('signup', array('model'=>$model));
	}

	/**
	 * Displays the login page
	 */
	public function actionLogin()
	{
		$model = new LoginForm('login');

		// if it is ajax validation request
		if (isset($_POST['ajax']) && $_POST['ajax']==='login-form') {
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}

		// collect user input data
		if (isset($_POST['LoginForm'])) {
			$model->attributes = $_POST['LoginForm'];
			// validate user input and redirect to the previous page if valid
			if ($model->validate() && $model->login()) {
				$this->redirect(Yii::app()->user->returnUrl);
			}
		}
		// display the login form
		$this->render('login',array('model'=>$model));
	}

	/**
	 * Logs out the current user and redirect to homepage.
	 */
	public function actionLogout()
	{
		Yii::app()->user->logout();
		$this->redirect(Yii::app()->homeUrl);
	}
	
	/**
	 * Language options
	 */
	public function actionLanguage() {
		$ref = Yii::app()->request->getUrlReferrer();
		if (empty($ref)) $url = Yii::app()->homeUrl;
		else $url = $ref;
		
		BUtils::SetLanguage($_GET['lang']);
		$this->redirect($url);
	}
}